{"metadata": {"vulnerability": "usn-4897-2", "count": 6, "kinds": {"milestone": 3, "sighting": 0, "kev": 0, "other": 3}}, "data": [{"timestamp": "2021-03-09T00:00:00Z", "date_only": false, "value": "2021-03-09T00:00:00Z", "kind": "milestone", "label": "Published", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2021-20270", "record": "UBUNTU-CVE-2021-20270", "field": "published"}, {"timestamp": "2021-03-17T13:15:00Z", "date_only": false, "value": "2021-03-17T13:15:00Z", "kind": "milestone", "label": "Published", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2021-27291", "record": "UBUNTU-CVE-2021-27291", "field": "published"}, {"timestamp": "2023-08-14T10:38:30Z", "date_only": false, "value": "2023-08-14T10:38:30Z", "kind": "milestone", "label": "Published", "source": "osv_ubuntu", "record": "usn-4897-2", "field": "published"}, {"timestamp": "2025-09-08T16:46:55Z", "date_only": false, "value": "2025-09-08T16:46:55Z", "kind": "other", "label": "Updated", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2021-20270", "record": "UBUNTU-CVE-2021-20270", "field": "modified"}, {"timestamp": "2026-06-29T10:52:49Z", "date_only": false, "value": "2026-06-29T10:52:49Z", "kind": "other", "label": "Updated", "source": "osv_ubuntu", "record": "usn-4897-2", "field": "modified"}, {"timestamp": "2026-10-17T09:08:16Z", "date_only": false, "value": "2026-10-17T09:08:16Z", "kind": "other", "label": "Updated", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2021-27291", "record": "UBUNTU-CVE-2021-27291", "field": "modified"}]}